from rest_framework.views import exception_handler as drf_exception_handler
import logging
from django.db import DatabaseError
from redis.exceptions import RedisError
from rest_framework.response import Response
from rest_framework import status

# # 获取在配置文件中定义的logger，用来记录日志
# logger = logging.getLogger('django')
#
#
# def exception_handler(exc, context):
#     """
#     自定义异常处理
#     :param exc: 异常
#     :param context: 抛出异常的上下文(包含request和view对象)
#     :return: Response响应对象
#     """
#     # 调用drf框架原生的异常处理方法
#     response = drf_exception_handler(exc, context)
#     # logger.info(response)
#     if response is None:
#         view = context['view']
#         if isinstance(exc, DatabaseError) or isinstance(exc, RedisError):
#             # 数据库异常
#             logger.error('[%s] %s' % (view, exc))
#             response = Response({'message': '服务器内部错误'}, status=status.HTTP_507_INSUFFICIENT_STORAGE)
#
#     return response

# 获取在配置文件中定义的logger， 用来记录日志
logger = logging.getLogger('django')


def exception_handler(exc, context):
    # 调用drf框架原生的异常处理方法
    response = drf_exception_handler(exc, context)
    # logger.info(response)
    if response is None:
        view = context['view']
        if isinstance(exc, DatabaseError) or isinstance(exc, RedisError):
            # 数据库异常
            logger.error('[%s] %s' % (view, exc))
            response = Response({'message': '服务器内部错误'}, status=status.HTTP_507_INSUFFICIENT_STORAGE)

    return response

